PL3786987T3 - Device for suppressing a direct current component during the operation of an electrical appliance connected to a high-voltage network - Google Patents

Device for suppressing a direct current component during the operation of an electrical appliance connected to a high-voltage network

Info

Publication number
PL3786987T3
PL3786987T3 PL19194634.2T PL19194634T PL3786987T3 PL 3786987 T3 PL3786987 T3 PL 3786987T3 PL 19194634 T PL19194634 T PL 19194634T PL 3786987 T3 PL3786987 T3 PL 3786987T3
Authority
PL
Poland
Prior art keywords
suppressing
direct current
electrical appliance
current component
component during
Prior art date
Application number
PL19194634.2T
Other languages
Polish (pl)
Inventor
Peter Hamberger
Original Assignee
Siemens Energy Global GmbH & Co. KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens Energy Global GmbH & Co. KG filed Critical Siemens Energy Global GmbH & Co. KG
Publication of PL3786987T3 publication Critical patent/PL3786987T3/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/38—Auxiliary core members; Auxiliary coils or windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Rectifiers (AREA)
PL19194634.2T 2019-08-30 2019-08-30 Device for suppressing a direct current component during the operation of an electrical appliance connected to a high-voltage network PL3786987T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19194634.2A EP3786987B1 (en) 2019-08-30 2019-08-30 Device for suppressing a direct current component during the operation of an electrical appliance connected to a high-voltage network

Publications (1)

Publication Number Publication Date
PL3786987T3 true PL3786987T3 (en) 2022-11-28

Family

ID=67810485

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19194634.2T PL3786987T3 (en) 2019-08-30 2019-08-30 Device for suppressing a direct current component during the operation of an electrical appliance connected to a high-voltage network

Country Status (2)

Country Link
EP (1) EP3786987B1 (en)
PL (1) PL3786987T3 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2723767A1 (en) * 1977-05-26 1978-11-30 Messer Griesheim Gmbh AC welding current source - with on off thyristors for coarse and current slicing thyristors for fine control
CN105793935B (en) 2013-12-10 2018-01-26 西门子公司 For reducing the apparatus and method of the unidirectional flux component in the iron core of transformer
EP3786986B1 (en) * 2019-08-28 2023-10-04 Siemens Energy Global GmbH & Co. KG Circuit assembly for the reduction of a unidirectional flux component in the soft magnetic core of a transformer

Also Published As

Publication number Publication date
EP3786987A1 (en) 2021-03-03
EP3786987B1 (en) 2022-07-20

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